GLASS STRENGTHENING BY POLYMER-DERIVED CERAMIC COATINGS

被引:22
作者
BLUM, YD
PLATZ, RM
CRAWFORD, EJ
机构
[1] Sri International, Menlo Park, California
关键词
coatings; glass; polymers; silazanes; strength;
D O I
10.1111/j.1151-2916.1990.tb05116.x
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
Polysilazane‐derived ceramic coatings in the form of thin films (0.1 to 4 μm) — fabricated by dipcoating soda‐lime rods with preceramic polymer solutions, followed by pyrolysis — increased the strength of the glass rods. Strengths up to 414 ± 57 MPa were obtained, 2.3 and 3.3 times higher than the strengths of uncoated/annealed and as‐received rods, respectively. As‐received coated glass was stronger than coated annealed glass. Microstructural damage was not observed in the optimal coatings. Copyright © 1990, Wiley Blackwell. All rights reserved
引用
收藏
页码:170 / 172
页数:3
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